2
3
4
5
Correct answer is D
Its electronic configuration in ground state is 1s2 2s2 2p6 3s2 3p6 4s1 3d5.
Abstract Reasoning Questions and Answers
Puzzles Questions and Answers
Spatial Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
Typing Speed and Accuracy Test
Logical Reasoning Questions and Answers
Microsoft Office Questions and Answers
Situational Judgement Questions and Answers
Quantitative Reasoning Questions and Answers
Data Interpretation Questions and Answers
Personality Test
Numerical Reasoning Questions and Answers
Verbal Reasoning Questions and Answers
See all →